package com.linyaonan.code.listnode;

/**
 * @author: Lin
 * @date: 2023/4/9
 */
public class Helloworld {
    public static void main(String[] args) {
        System.out.println("1");
        System.out.println("2");
        System.out.println("3");
        System.out.println("4");
    }
}
